Topic 2: The Ecosystem

Topic 2: The ecosystem  31 First

ESS2: The Ecosystem mind map

2.1 Structure 4

Summary of Food chains and Trophic Levels

Grass
Grasshopper
Toad
Snake
Hawk
Bacteria of decay
In general,
Autotrophs
(Producers)
Herbivores
(Primary Consumers)
Carnivores
(Secondary, tertiary, etc. consumers)
Decomposers

Modelling an ecosystem

Ecological Relationships

Symbiosis in Clownfish and Sea Anemones

Interspecfic competition between the grey and red squirrel

BBC Wildlife Magazine, September 2006

http://www.elp.manchester.ac.uk/pub_projects/2002/MNBF9ALS/lecture-15.htm

More information here

Red Squirrel

2.2 Measuring abiotic components of the system 1
2.3 Measuring biotic components of the system 4

wpeD4.jpg (48752 bytes)

http://www.countrysideinfo.co.uk/biol_sampl_cont.htm

Simpsons Diversity Index- Mr G explains this very well

2.4 Biomes 3

wrldbiom.jpg

http://www.nature.com/scitable/knowledge/library/terrestrial-biomes-13236757

Summary of Biomes

Another summary Biomes

Mean Net Primary Production by Ecosystem

2.5 Function 7

The Flow of Energy: Primary Production to Higher Trophic Levels
2.6 Changes 7

2.7 Measuring changes in the system 5

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